docs: def update_alias(self):
          """Update lambda alias to point to $LATEST."""
          LOG.info('Updating alias %s to point to $LATEST', self.env)
  
          try:
              self.lambda_client.update_alias(FunctionName=self.app_name, Name=self.env, FunctionVersion='$LATEST')
          except boto3.exceptions.botocore.exceptions.ClientError as error:
              LOG.debug('Update alias error: %s', error)
              LOG.info("Alias update failed. Retrying...")
              raise